Costco Union Gas Prices
1055 Hudson St, Union, NJ 07083
Warehouse #320 · 5th cheapest of 19 in New Jersey
5th cheapest of 19 in New Jersey
Prices last refreshed — always verify at the pump.
30-day price trend
Located at 1055 Hudson St in Union, New Jersey, this Costco gas station opened on November 19, 1998 and has been serving members for over 27 years. The pumps run 6AM – 10PM Monday through Friday, 6AM – 8:30PM on Saturday, and 6AM – 7:30PM on Sunday, while the warehouse itself opens 10AM – 8:30PM on weekdays. Members at this warehouse can also access a food court, a pharmacy, a tire center, an optical department, and hearing aid services. Regular pump prices at this station have climbed about $0.53 over the past two weeks, from $3.699 two weeks ago. Premium has climbed about $0.30 over the same period.
Gas Station Hours
Warehouse Hours
Services at this warehouse
Departments & programs
Station map
Click the marker to open in Google Maps for directions.
Looking for a different station?
Frequently asked questions
What are the gas station hours at Costco Union?
The Costco Union gas station is open 6AM – 10PM Monday through Friday, 6AM – 8:30PM on Saturday, and 6AM – 7:30PM on Sunday. Hours can change on holidays — check the warehouse page on Costco.com before a long drive.
How much is gas at Costco Union right now?
Current pump prices at Costco Union are regular at $4.229 USD per gallon and premium at $4.599 USD per gallon. Prices are pulled from public sources and can change throughout the day — always verify at the pump before fueling.
Where is the Costco Union gas station located?
Costco Union is at 1055 Hudson St, Union, NJ 07083. The gas pumps are on the warehouse property — look for the Costco fuel canopy near the parking lot.
When did the Costco Union warehouse open?
The Costco Union warehouse in Union, New Jersey opened on November 19, 1998.
What other services does Costco Union offer besides gas?
Beyond the gas station, Costco Union also has a food court, a pharmacy, a tire center, an optical department, and hearing aid services. Department hours can differ from the main warehouse — check signage on arrival.
Is Diesel available at Costco Union?
No — Diesel fuel is not sold at the Costco Union gas station. Only regular and premium unleaded gasoline are offered at this location. For the nearest Costco Diesel, check a larger warehouse or business center nearby.